:root{--green:#128547;--dark:#0b6d38;--ink:#111;--muted:#737d77;--line:#e5e8e6;--bg:#f3f5f4;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0;font-size:14px}button,input,select{font:inherit}button,a,input,select{outline-offset:4px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #70b998}button{cursor:pointer}button:disabled{opacity:.5;cursor:wait}a{text-decoration:none;color:inherit}[hidden]{display:none!important}.skip{position:fixed;top:-80px;background:#fff;padding:12px;z-index:100}.skip:focus{top:10px}.sidebar{width:240px;position:fixed;inset:0 auto 0 0;background:white;border-right:1px solid var(--line);padding:32px 20px 0;display:flex;flex-direction:column}.brand{display:flex;flex-direction:column;gap:14px;padding:0 10px}.brand img{width:145px;height:auto}.brand>span{font-size:10px;font-weight:bold;letter-spacing:2px;color:var(--muted)}.workspace{display:flex;align-items:center;gap:10px;border:1px solid var(--line);border-radius:10px;margin:34px 0 28px;padding:13px 10px}.workspace-icon{background:#eef5f0;color:var(--green);padding:9px;border-radius:6px}.workspace b{font-size:11px}.workspace small{display:block;color:var(--muted);font-size:10px;margin-top:5px}.nav-label,.eyebrow{font-size:10px;letter-spacing:1.6px;font-weight:700;color:var(--muted);margin:0 0 12px}.nav-label{padding-left:12px}.sidebar nav a,.sidebar nav button{display:flex;align-items:center;gap:12px;padding:14px 12px;border-radius:8px;font-size:14px;margin:3px 0;color:var(--muted);width:100%;background:none;border:0;text-align:left}.sidebar nav .active{background:#f0f2f1;color:var(--ink);font-weight:bold}.sidebar nav a:hover,.sidebar nav button:hover{background:#f0f6f2;color:var(--green)}nav small{margin-left:auto;background:#e4eee7;padding:2px 6px;border-radius:4px}.sidebar-bottom{margin-top:auto}.support{border:1px solid var(--line);border-radius:10px;background:#f8faf9;padding:18px 12px;font-size:10px;margin-bottom:20px}.dot{display:inline-block;width:6px;height:6px;background:var(--green);border-radius:50%;margin-right:6px}.support p{line-height:1.8;color:var(--muted);margin-left:12px}.account{display:flex;gap:10px;align-items:center;padding:20px 0;border-top:1px solid var(--line);font-size:12px}.account small{display:block;font-size:10px;color:var(--muted);margin-top:4px}.avatar{display:grid;place-items:center;width:33px;height:33px;border-radius:50%;background:#eef1ef;color:#536359}.account button{margin-left:auto;border:0;background:none;color:#536359;font-size:22px;padding:10px}.shell{margin-left:240px}.topbar{height:72px;background:#fff;border-bottom:1px solid var(--line);padding:0 36px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--muted);gap:15px}.topbar b{color:var(--ink)}.topbar i{font-style:normal;color:#c3cbc6;margin:0 12px}main{max-width:1700px;margin:auto;padding:32px 36px 0}.page-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:26px}.page-heading h1{font-size:30px;letter-spacing:-1px;margin:0 0 10px}.page-heading p:not(.eyebrow){color:var(--muted);font-size:13px;margin:0;line-height:1.6}.heading-actions{display:flex;gap:10px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 16px;min-height:44px;border:1px solid #dce4df;border-radius:8px;background:#fff;font-size:12px;font-weight:600;color:#43594b}.button:hover{border-color:var(--green);color:var(--green)}.button.primary{background:var(--green);border-color:var(--green);color:white}.button.primary:hover{background:var(--dark)}.kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-bottom:24px}.card{background:#fff;border:1px solid var(--line);border-radius:17px;padding:24px;min-width:0}.label{font-size:10px;font-weight:bold;letter-spacing:1px;color:var(--muted)}.value{display:block;font-size:32px;font-weight:700;letter-spacing:-1px;margin:18px 0 12px;font-variant-numeric:tabular-nums}.value small{font-size:16px;color:var(--muted);letter-spacing:0;font-weight:400}.detail{display:block;color:var(--muted);font-size:11px;line-height:1.6}.green{color:var(--green)}.pill{display:inline-flex;align-items:center;background:#edf7f0;border:1px solid #dcefe1;color:var(--dark);border-radius:30px;padding:7px 10px;font-size:10px;font-weight:600;white-space:nowrap}.pill.muted,.pill.neutral{background:#f3f5f4;border-color:var(--line);color:var(--muted)}.pill.warn{background:#fff6e6;border-color:#f1ddba;color:#865e1c}.section-title{display:flex;align-items:center;justify-content:space-between;gap:16px}.section-title h2,.section-heading h2{font-size:18px;letter-spacing:-.35px;margin:0}.section-title .eyebrow{font-size:9px;margin-bottom:8px}.path-card{margin-bottom:30px}.topology{display:flex;justify-content:space-around;align-items:center;margin:26px 0 4px;gap:10px}.topology>div{display:flex;align-items:center;flex-direction:column;gap:7px;min-width:100px}.node-icon{display:grid;place-items:center;background:#f2f7f4;border:1px solid #dfece3;border-radius:12px;width:44px;height:44px;font-size:25px;color:var(--green);margin-bottom:4px}.topology b{font-size:12px}.topology small{font-size:10px;color:var(--muted)}.path-line{color:#9bbaa7;font-size:30px;position:relative}.path-line small{position:absolute;left:50%;transform:translateX(-50%);top:-12px}.section-heading{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:16px}.section-heading>span{font-size:11px;color:var(--muted)}.device-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-bottom:26px}.device-title{display:flex;gap:12px;align-items:center}.device-title h3{font-size:16px;margin:0 0 5px}.device-title p{font-size:11px;margin:0;color:var(--muted)}.device-head{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:23px}.metrics{display:grid;grid-template-columns:1fr 1fr;gap:20px 22px;margin:0}.metrics>div{min-width:0}.metrics dt{font-size:11px;color:var(--muted);margin-bottom:7px}.metrics dd{font-size:14px;font-weight:600;margin:0;overflow-wrap:anywhere;line-height:1.4}.device-footer{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);margin-top:22px;padding-top:18px;gap:12px}.device-footer>span{font-size:10px;color:var(--muted)}.bottom-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:22px}.description,.footnote{font-size:12px;line-height:1.7;color:var(--muted)}.description{margin:16px 0 22px}.footnote{font-size:10px;margin:20px 0 0}.speed-row{display:grid;grid-template-columns:95px 1fr 1fr;gap:12px;align-items:center;margin:15px 0}.speed-row>b{font-size:12px}.speed-row strong{display:block;font-size:23px;letter-spacing:-.5px}.speed-row small{display:block;font-size:10px;color:var(--muted);margin-top:5px}.bar{height:5px;border-radius:5px;background:#e8edea;margin-top:10px;overflow:hidden}.bar i{display:block;height:100%;background:#a4b5aa}.speed-row.vpn .bar i{background:var(--green)}#vps-health{margin-top:25px}.notice{padding:13px 16px;background:#fff5e4;color:#8d651f;border:1px solid #e9d7b5;border-radius:10px;margin-bottom:20px;font-size:12px;line-height:1.6}footer{display:flex;justify-content:space-between;gap:20px;padding:28px 0;color:var(--muted);font-size:10px}footer b{color:var(--green)}label{display:block;font-size:12px;font-weight:600;color:#536158;margin-top:20px}input,select{display:block;width:100%;padding:13px;background:#f8faf8;border:1px solid #dbe5de;border-radius:7px;margin-top:8px;color:var(--ink);font-size:14px;min-height:44px}.error{color:#a12e28;min-height:18px;font-size:12px;line-height:1.6}.login-body{display:grid;place-items:center;min-height:100svh;padding:24px}.login-wrap{width:465px;max-width:100%;padding:0}.login-wrap .brand{align-items:center;margin-bottom:32px}.login-wrap .brand img{width:165px}.login-card{background:#fff;border:1px solid #dde6df;border-radius:23px;padding:38px 42px;box-shadow:0 16px 65px #163e2510}.login-card h1{font-size:30px;letter-spacing:-1px;margin:0 0 10px}.login-card>p:not(.eyebrow){font-size:12px;color:var(--muted);line-height:1.6}.login-card .button{width:100%;margin-top:6px}.login-caption{text-align:center;font-size:10px;color:var(--muted);line-height:1.8;margin-top:24px}dialog{border:1px solid var(--line);border-radius:18px;padding:28px;width:540px;max-width:calc(100vw - 24px);max-height:calc(100svh - 32px);overflow:auto;color:var(--ink)}dialog::backdrop{background:#172b2870;backdrop-filter:blur(3px)}.close{background:transparent;border:0;font-size:28px;padding:7px 10px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.user-row{padding:12px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:10px;font-size:12px}h3{font-size:15px}html{scroll-behavior:smooth;scroll-padding-top:20px}
@media(min-width:1600px){main{padding-top:42px}.value{font-size:38px}.card{padding:28px}.topology{margin:34px 0 12px}}
@media(max-width:1200px){.sidebar{width:210px;padding-left:14px;padding-right:14px}.shell{margin-left:210px}main{padding:28px 24px 0}.topbar{padding:0 24px}.page-heading{flex-wrap:wrap}.card{padding:20px}.kpis{gap:12px}.value{font-size:29px}.bottom-grid{grid-template-columns:1fr 1fr}.topology>div{min-width:80px}}
@media(max-width:1000px){.sidebar{position:relative;width:100%;padding:18px 22px;display:grid;grid-template-columns:1fr auto;gap:18px}.sidebar .brand{padding:0;gap:8px}.brand img{width:125px}.workspace,.nav-label,.support{display:none}.sidebar nav{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:5px}.sidebar nav a,.sidebar nav button{width:auto;padding:11px 13px;font-size:12px}.sidebar-bottom{grid-row:1;grid-column:2;align-self:center}.account{padding:0;border:0}.shell{margin-left:0}.topbar{height:58px}.kpis{grid-template-columns:repeat(4,minmax(0,1fr))}.value{font-size:28px}.label{font-size:9px}}
@media(max-width:700px){main{padding:22px 16px 0}.topbar{padding:12px 16px;height:auto;flex-wrap:wrap}.topbar i{margin:0 6px}.page-heading h1{font-size:27px}.heading-actions{width:100%}.heading-actions .button{flex:1}.kpis{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.card{padding:18px}.value{font-size:30px}.device-grid,.bottom-grid{grid-template-columns:1fr;gap:18px}.section-heading{align-items:flex-start;flex-direction:column}.topology{display:grid;grid-template-columns:1fr 25px 1fr;gap:20px 10px}.topology .halow-line{display:none}.topology>div{min-width:0}.path-card .section-title{align-items:flex-start}.section-title h2{font-size:17px}.topology b{font-size:12px}.device-head{gap:8px}.device-title{gap:8px}.device-title h3{font-size:15px}.device-title .node-icon{width:36px;height:36px}.device-footer{flex-wrap:wrap}.metrics dd{font-size:13px}.sidebar{padding:16px;gap:14px}.sidebar nav a,.sidebar nav button{flex:1 1 calc(50% - 5px);margin:0}.account .avatar{display:none}.account button{padding:10px 0 10px 6px}.account small{font-size:9px}.brand img{width:116px}.brand>span{font-size:9px}.speed-row{grid-template-columns:90px 1fr 1fr}.speed-row strong{font-size:22px}.login-card{padding:30px 24px}.login-body{padding:20px}input,select{font-size:16px}.form-grid{grid-template-columns:1fr;gap:0}footer{flex-wrap:wrap;line-height:1.6}.login-caption{padding:0 10px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* STA clients and live HaLow traffic */
.clients-card,.live-traffic-card{margin-bottom:26px;scroll-margin-top:22px}.clients-card .description{margin-bottom:16px}.table-scroll{overflow-x:auto;max-width:100%;overscroll-behavior-x:contain}.clients-table{width:100%;border-collapse:collapse;text-align:left;white-space:nowrap;font-size:12px}.clients-table th{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.6px;color:var(--muted);padding:12px 14px;background:#f7f9f8;border-bottom:1px solid var(--line)}.clients-table td{padding:17px 14px;border-bottom:1px solid var(--line)}.clients-table tbody tr:last-child td{border-bottom:0}.clients-table th:first-child,.clients-table td:first-child{padding-left:0}.clients-table th:last-child,.clients-table td:last-child{padding-right:0}.mac-address{font-family:Consolas,monospace;font-size:11px;color:#65736a}.client-state{color:var(--green);font-size:11px;font-weight:600}.client-state.recent{color:#8d651f}.last-activity{display:block;font-size:10px;margin-top:5px;color:var(--muted)}.empty-state{padding:24px 0;color:var(--muted);font-size:12px;line-height:1.7;white-space:normal}.traffic-summary{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;margin:27px 0}.traffic-label{display:block;color:var(--muted);font-size:12px}.legend-dot{width:8px;height:8px;display:inline-block;border-radius:50%;margin-right:7px}.legend-dot.down{background:#128547}.legend-dot.up{background:#5972a5}.traffic-summary strong{display:block;font-size:35px;font-weight:700;letter-spacing:-1px;margin:12px 0 8px;font-variant-numeric:tabular-nums}.traffic-summary strong small{display:inline;font-size:15px;letter-spacing:0;font-weight:400}.traffic-summary small,.traffic-context span{display:block;font-size:11px;color:var(--muted)}.traffic-context{display:flex;justify-content:center;flex-direction:column;padding-left:25px;border-left:1px solid var(--line);gap:10px}.traffic-context b{font-size:13px}.traffic-chart{display:grid;grid-template-columns:54px minmax(0,1fr);grid-template-rows:160px 22px;gap:5px 10px}.traffic-chart>svg{width:100%;height:160px;overflow:visible}.chart-axis{display:flex;flex-direction:column;justify-content:space-between;font-size:10px;color:var(--muted);text-align:right;padding-bottom:1px}.chart-grid{stroke:#e5ece7;stroke-width:1;stroke-dasharray:4 4;fill:none;vector-effect:non-scaling-stroke}.chart-line{fill:none;stroke-width:2.5;vector-effect:non-scaling-stroke;stroke-linecap:round;stroke-linejoin:round}.chart-line.down{stroke:#128547}.chart-line.up{stroke:#5972a5}.chart-times{grid-column:2;display:flex;justify-content:space-between;color:var(--muted);font-size:10px}.traffic-chart>.empty-state{grid-column:1/-1}.traffic-summary strong small{display:inline}
@media(max-width:700px){.traffic-summary{grid-template-columns:1fr 1fr;gap:18px}.traffic-context{grid-column:1/-1;border:0;padding:0;gap:6px}.traffic-summary strong{font-size:30px}.clients-card .section-title{align-items:flex-start;flex-wrap:wrap}.clients-table th,.clients-table td{padding-left:10px;padding-right:10px}.traffic-chart{grid-template-columns:44px minmax(0,1fr);gap:6px}.traffic-chart,.traffic-chart>svg{min-width:0}.clients-card .footnote{max-width:100%}.traffic-label{font-size:11px}}

/* HaLow signal grades; labels accompany every colour. */
.signal-excellent{color:#13713e}.signal-good{color:#806000}.signal-ok,.signal-strong{color:#a94708}.signal-bad{color:#b12828}.signal-unknown{color:#68756d}.signal-noise{color:var(--muted);font-weight:400}.signal-badge{display:table;font-size:10px;font-weight:700;line-height:1.4;padding:4px 8px;border-radius:6px;margin-top:6px;background:#edf1ee;width:max-content;max-width:100%}.signal-badge.signal-excellent{background:#e7f5ec}.signal-badge.signal-good{background:#fff3ac}.signal-badge.signal-ok,.signal-badge.signal-strong{background:#fff0e3}.signal-badge.signal-bad{background:#fee9e8}.signal-guide{background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 18px;margin:-10px 0 26px;font-size:12px;line-height:1.6}.signal-guide summary{cursor:pointer;font-weight:600;min-height:24px}.signal-guide p{max-width:1000px;color:var(--muted)}.signal-guide table{width:100%;border-collapse:collapse;font-size:11px;white-space:nowrap;text-align:left}.signal-guide th,.signal-guide td{padding:9px 12px;border-bottom:1px solid var(--line)}.signal-guide a{color:var(--green);text-decoration:underline}.kpis #signal-grade{margin-top:0;margin-bottom:9px}

/* Separate signal, noise and SNR labels preserve meaning without relying on colour. */
.rf-pair{display:flex;align-items:flex-start;gap:7px;flex-wrap:wrap}.rf-divider{color:var(--muted);font-weight:400}.rf-measure{display:inline-flex;flex-direction:column;align-items:flex-start;max-width:100%;white-space:nowrap}.rf-measure .signal-badge{margin-top:5px}.rf-summary-line{display:flex;align-items:center;gap:5px;flex-wrap:wrap;line-height:1.8}.rf-summary-line+.rf-summary-line{margin-top:5px}.rf-measure.compact{display:inline-flex;flex-direction:row;align-items:center;gap:5px;flex-wrap:wrap;white-space:normal}.rf-measure.compact .signal-badge{display:inline-block;margin:0;padding:2px 5px;font-size:9px}.signal-guide h3{margin-top:24px}

.internet-speed-card{margin-top:24px}.internet-speed-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:26px 0}.internet-speed-metrics>div{display:flex;flex-wrap:wrap;align-items:baseline;gap:9px}.internet-speed-metrics span{flex-basis:100%;color:var(--muted,#61737b);font-size:13px}.internet-speed-metrics strong{font-size:36px;letter-spacing:-1.4px}.internet-speed-metrics small{color:#61737b}.internet-speed-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.internet-speed-actions .detail{flex:1;min-width:200px}.internet-speed-card details{margin-top:20px}.internet-speed-card summary{cursor:pointer;font-size:13px;font-weight:600}.internet-speed-card .error:empty{display:none}.button:disabled{opacity:.55;cursor:wait}@media(max-width:560px){.internet-speed-metrics{gap:12px}.internet-speed-metrics strong{font-size:27px}.internet-speed-actions .button{width:100%}}

.internet-speed-card table{width:100%;min-width:650px;border-collapse:collapse;margin-top:14px;font-size:12px;text-align:left}.internet-speed-card th{padding:12px;background:#f6f9f8;font-size:10px;letter-spacing:.5px;text-transform:uppercase;color:#61737b}.internet-speed-card td{padding:14px 12px;border-bottom:1px solid #e7edeb;white-space:nowrap}

.infrastructure-section{margin-top:24px}
.bandwidth-card{margin-bottom:24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}.bandwidth-card h2{margin-bottom:6px}.bandwidth-card .description{margin-bottom:0}.bandwidth-options{display:flex;gap:8px;flex-wrap:wrap}.bandwidth-options .button{min-width:78px;min-height:44px}.bandwidth-options .button:disabled{cursor:default}.bandwidth-options .button[aria-pressed=true]{opacity:1;box-shadow:0 0 0 2px #d0e9dc}.bandwidth-card>.detail,.bandwidth-card>.footnote,.bandwidth-card>.error{width:100%;margin:0}.bandwidth-card>.error:empty{display:none}@media(max-width:560px){.bandwidth-options{width:100%;display:grid;grid-template-columns:repeat(4,1fr)}.bandwidth-options .button{min-width:0;padding:10px}}